$OpenBSD: patch-sc_source_core_data_column3_cxx,v 1.5 2016/03/01 21:39:58 robert Exp $
--- sc/source/core/data/column3.cxx.orig.port	Wed Jan 27 01:58:25 2016
+++ sc/source/core/data/column3.cxx	Wed Feb 10 14:23:02 2016
@@ -52,6 +52,8 @@
 
 #include <memory>
 
+typedef long ptrdiff_t;
+
 #include <mdds/flat_segment_tree.hpp>
 
 #include <sfx2/objsh.hxx>
